--- a/lib/FeedWriter +++ b/lib/FeedWriter @@ -1,251 +1,1 @@ -<?php -/* - * Copyright (C) 2008 Anis uddin Ahmad <anisniit@gmail.com> - * Copyright (C) 2010-2012 Michael Bemmerl <mail@mx-server.de> - * - * This file is part of the "Universal Feed Writer" project. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. -* - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - - /** - * Universal Feed Writer - * - * FeedItem class - Used as feed element in FeedWriter class - * - * @package UniversalFeedWriter - * @author Anis uddin Ahmad <anisniit@gmail.com> - * @link http://www.ajaxray.com/projects/rss - */ -class FeedItem -{ - private $elements = array(); //Collection of feed elements - private $version; - - /** - * Constructor - * - * @param contant (RSS1/RSS2/ATOM) RSS2 is default. - */ - function __construct($version = RSS2) - { - $this->version = $version; - } - - /** - * Add an element to elements array - * - * @access public - * @param string The tag name of an element - * @param string The content of tag - * @param array Attributes(if any) in 'attrName' => 'attrValue' format - * @param boolean Specifies, if an already existing element is overwritten. - * @return void - */ - public function addElement($elementName, $content, $attributes = null, $overwrite = FALSE) - { - // return if element already exists & if overwriting is disabled. - if (isset($this->elements[$elementName]) && !$overwrite) - return; - - $this->elements[$elementName]['name'] = $elementName; - $this->elements[$elementName]['content'] = $content; - $this->elements[$elementName]['attributes'] = $attributes; - } - - /** - * Set multiple feed elements from an array. - * Elements which have attributes cannot be added by this method - * - * @access public - * @param array array of elements in 'tagName' => 'tagContent' format. - * @return void - */ - public function addElementArray($elementArray) - { - if (!is_array($elementArray)) - return; - - foreach ($elementArray as $elementName => $content) - { - $this->addElement($elementName, $content); - } - } - - /** - * Return the collection of elements in this feed item - * - * @access public - * @return array - */ - public function getElements() - { - return $this->elements; - } - - /** - * Return the type of this feed item - * - * @access public - * @return string The feed type, as defined in FeedWriter.php - */ - public function getVersion() - { - return $this->version; - } - - // Wrapper functions ------------------------------------------------------ - - /** - * Set the 'dscription' element of feed item - * - * @access public - * @param string The content of 'description' or 'summary' element - * @return void - */ - public function setDescription($description) - { - $tag = ($this->version == ATOM) ? 'summary' : 'description'; - $this->addElement($tag, $description); - } - - /** - * @desc Set the 'title' element of feed item - * @access public - * @param string The content of 'title' element - * @return void - */ - public function setTitle($title) - { - $this->addElement('title', $title); - } - - /** - * Set the 'date' element of feed item - * - * @access public - * @param string The content of 'date' element - * @return void - */ - public function setDate($date) - { - if(!is_numeric($date)) - { - if ($date instanceof DateTime) - { - if (version_compare(PHP_VERSION, '5.3.0', '>=')) - $date = $date->getTimestamp(); - else - $date = strtotime($date->format('r')); - } - else - $date = strtotime($date); - } - - if($this->version == ATOM) - { - $tag = 'updated'; - $value = date(DATE_ATOM, $date); - } - elseif($this->version == RSS2) - { - $tag = 'pubDate'; - $value = date(DATE_RSS, $date); - } - else - { - $tag = 'dc:date'; - $value = date("Y-m-d", $date); - } - - $this->addElement($tag, $value); - } - - /** - * Set the 'link' element of feed item - * - * @access public - * @param string The content of 'link' element - * @return void - */ - public function setLink($link) - { - if($this->version == RSS2 || $this->version == RSS1) - { - $this->addElement('link', $link); - } - else - { - $this->addElement('link','',array('href'=>$link)); - $this->addElement('id', FeedWriter::uuid($link,'urn:uuid:')); - } - } - - /** - * Set the 'encloser' element of feed item - * For RSS 2.0 only - * - * @access public - * @param string The url attribute of encloser tag - * @param string The length attribute of encloser tag - * @param string The type attribute of encloser tag - * @return void - */ - public function setEncloser($url, $length, $type) - { - if ($this->version != RSS2) - return; - - $attributes = array('url'=>$url, 'length'=>$length, 'type'=>$type); - $this->addElement('enclosure','',$attributes); - } - - /** - * Set the 'author' element of feed item - * For ATOM only - * - * @access public - * @param string The author of this item - * @return void - */ - public function setAuthor($author) - { - if ($this->version != ATOM) - return; - - $this->addElement('author', '<name>' . $author . '</name>'); - } - - /** - * Set the unique identifier of the feed item - * - * @access public - * @param string The unique identifier of this item - * @return void - */ - public function setId($id) - { - if ($this->version == RSS2) - { - $this->addElement('guid', $id, array('isPermaLink' => 'false')); - } - else if ($this->version == ATOM) - { - $this->addElement('id', FeedWriter::uuid($id,'urn:uuid:'), NULL, TRUE); - } - } - - } // end of class FeedItem -